linux-kernel - Re: [PATCH v6 00/17] coresight: Use per-sink trace ID maps for Perf sessions

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Message-ID: <aab886f3-ebbf-4853-b26b-5cf70c801683@arm.com>
Date: Thu, 22 Aug 2024 15:35:06 +0100
From: Suzuki K Poulose <suzuki.poulose@....com>
To: Arnaldo Carvalho de Melo <acme@...nel.org>
Cc: James Clark <james.clark@...aro.org>, coresight@...ts.linaro.org,
 gankulkarni@...amperecomputing.com, mike.leach@...aro.org,
 leo.yan@...ux.dev, anshuman.khandual@....com,
 James Clark <james.clark@....com>,
 Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
 Maxime Coquelin <mcoquelin.stm32@...il.com>,
 Alexandre Torgue <alexandre.torgue@...s.st.com>,
 John Garry <john.g.garry@...cle.com>, Will Deacon <will@...nel.org>,
 Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...hat.com>,
 Namhyung Kim <namhyung@...nel.org>, Mark Rutland <mark.rutland@....com>,
 Jiri Olsa <jolsa@...nel.org>, Ian Rogers <irogers@...gle.com>,
 Adrian Hunter <adrian.hunter@...el.com>,
 "Liang, Kan" <kan.liang@...ux.intel.com>, linux-kernel@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org,
 linux-stm32@...md-mailman.stormreply.com, linux-perf-users@...r.kernel.org
Subject: Re: [PATCH v6 00/17] coresight: Use per-sink trace ID maps for Perf
 sessions

Hi Arnaldo,

On 26/07/2024 15:49, Arnaldo Carvalho de Melo wrote:
> On Fri, Jul 26, 2024 at 03:38:13PM +0100, Suzuki K Poulose wrote:
>> On 26/07/2024 15:32, Arnaldo Carvalho de Melo wrote:
>>> On Fri, Jul 26, 2024 at 03:26:04PM +0100, Suzuki K Poulose wrote:
>>>> On 26/07/2024 15:18, Arnaldo Carvalho de Melo wrote:
>>>>> On Mon, Jul 22, 2024 at 11:11:42AM +0100, James Clark wrote:
>>>>>> This will allow sessions with more than CORESIGHT_TRACE_IDS_MAX ETMs
>>>>>> as long as there are fewer than that many ETMs connected to each sink.
>>>>>
>>>>> Hey, may I take the tools part, i.e. patches 0-7 and someone on the ARM
>>>>> kernel team pick the driver bits?
> 
>>>> I plan to pick the kernel driver bits for v6.12
> 
>>> Perhaps it is better for me to wait for that?
> 
>> Yes, please.
> 
> Please let me know when you do so so that I can merge the tooling bits.

I have now merged the driver changes to coresight/next, they will be
sent to Greg for v6.12. [0]

You may go ahead and merge the tool bits.

Thanks
Suzuki

[0] 
https://lkml.kernel.org/r/172433479466.350842.6920589600831615538.b4-ty@arm.com


> 
> Thanks,
> 
> - Arnaldo